Reference Source

F122 · PowerFlex 40

For F122 · PowerFlex 40, brand is Allen-Bradley; model / series is PowerFlex 40; fault code is F122; fault name is I/O Board Fail; cause is Failure hasbeen detected in the drive control and I/O section, verified against its source on 2026-09-01.

Brand
Allen-Bradley
Model / series
PowerFlex 40
Fault code
F122 verified
Fault name
I/O Board Fail verified
Cause
Failure hasbeen detected in the drive control and I/O section. verified
Corrective action
1. Cycle power. 2. Replace drive if fault cannot be cleared. verified
Sourceliterature.rockwellautomation.com
Verified
Review by
DatasetIndustrial VFD fault and alarm codes by brand

What the source says

F122 I/O Board Fail

literature.rockwellautomation.com, retrieved 2026-09-01

Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

Cause

Failure hasbeen detected in the drive control and I/O section.

Corrective action

1. Cycle power. 2. Replace drive if fault cannot be cleared.

— all from literature.rockwellautomation.com, retrieved 2026-09-01

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.